Sgt. Alan Farmer's home leave ends just as his squadron in France are preparing for a very special visitor - the General Officer commanding the Flying Corps.
Special Flight are ordered to bomb a Zeppelin base. Sgt Alan Farmer has other ideas.
Landing a spy behind enemy lines brings the war tragically closer to Captain Triggers. Particularly when the spy is a woman.
The punishment for cowardice is death. Captain Triggers is forced to act when one of his pilots loses his nerve.
Posted back to England, Lieutenant Charles Gaylion meets new hazards.
Special Flight has become a threat to the superior enemy monoplane and the German pilots plan a dawn attack on the St Marie.
What are Charles and Lorna to tell Alan when he arrives home on leave, expecting to be married?
Sgt Farmer is recommended for a commission, but killing an unarmed man is hardly the conduct expected of an officer and a gentleman.
An American stunt-man has invented a parachute for use by RFC pilots. But does it really work?
Captain Triggers is given the chance to design a new fighter that can save his pilots' lives. But he must relinquish his command of Special Flight.
The pilots of Special Flight find themselves in an extraordinary dilemma when their airfield is raided by British Infantry.
Hostility leads to tragedy when Captain Triggers and his Flight come under the command of a much-decorated French 'ace' pilot.
Final episode of World War One drama series. Lorna receives a proposal of marriage and 'C' Flight loses its Commanding Officer.